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(11)

EP 3 630 920 A2

(12)

(88) Date of publication A3: 10.01.2019 (43) Date of publication: 08.04.2020 Bulletin 2020/15 (21) Application number: 18727818.9 (22) Date of filing: 01.06.2018

(51) International Patent Classification (IPC):  C09K 11/02(2006.01) C09K 11/88(2006.01) C09D 11/50(2014.01) C09K 11/70(2006.01) H01L 33/50(2010.01) (86) International application number: PCT/EP2018/064442 (87) International publication number: WO 2018/220168 (06.12.2018 Gazette 2018/49)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 02.06.2017 US 201762514297 P 02.06.2017 US 201762514601 P 22.09.2017 EP 17306241 22.09.2017 EP 17306249 11.12.2017 EP 17206479 22.12.2017 US 201762609932 P 16.02.2018 US 201862710298 P 13.03.2018 US 201862642370 P (71) Applicant: Nexdot 93230 Romainville (FR)

(72) Inventors: POUSTHOMIS, Marc 95170 Deuil-La-Barre (FR) D'AMICO, Michele 93230 Romainville (FR) KUNTZMANN, Alexis 75013 Paris (FR) LIN, Yu-Pu 78000 Versailles (FR) CAO, Edgar 75020 Paris (FR) FAIDEAU, Robin 78800 Houilles (FR) (74) Representative: Icosa  83 avenue Denfert-Rochereau 75014 Paris 75014 Paris (FR)